* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --koperasi-primary: #0f172a;
    --koperasi-primary-light: #1e293b;
    --koperasi-secondary: #3b82f6;
    --koperasi-accent: #06b6d4;
    --koperasi-success: #10b981;
    --koperasi-warning: #f59e0b;
    --koperasi-neutral-50: #f8fafc;
    --koperasi-neutral-100: #f1f5f9;
    --koperasi-neutral-200: #e2e8f0;
    --koperasi-neutral-300: #cbd5e1;
    --koperasi-neutral-400: #94a3b8;
    --koperasi-neutral-500: #64748b;
    --koperasi-neutral-600: #475569;
    --koperasi-neutral-700: #334155;
    --koperasi-neutral-800: #1e293b;
    --koperasi-neutral-900: #0f172a;
    --koperasi-gradient-primary: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    --koperasi-gradient-secondary: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
    --koperasi-gradient-accent: linear-gradient(135deg, #06b6d4 0%, #0891b2 100%);
    --koperasi-gradient-hero: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #334155 100%);
    --koperasi-shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --koperasi-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --koperasi-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --koperasi-shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --koperasi-shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--koperasi-neutral-800);
    background-color: #ffffff;
    overflow-x: hidden;
    font-feature-settings: 'cv02', 'cv03', 'cv04', 'cv11';
}

.koperasi-container {
    max-width: 100%;
    margin: 0 auto;
}

.koperasi-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255,1);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--koperasi-neutral-200);
    z-index: 1000;
    transition: all 0.3s ease;
}

.koperasi-nav-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.koperasi-logo {
    width: 250px;
    height: 80px;
    background-image: url('img/company-logo.png');
    background-repeat: no-repeat;
    background-size: contain;
    background-position: center;
}

.koperasi-nav-menu {
    display: flex;
    align-items: center;
    gap: 3rem;
}

.koperasi-nav-link {
    text-decoration: none;
    color: var(--koperasi-neutral-700);
    font-weight: 500;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    position: relative;
    letter-spacing: -0.01em;
}

.koperasi-nav-link:hover,
.koperasi-nav-link.active {
    color: var(--koperasi-primary);
}

.koperasi-nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--koperasi-gradient-secondary);
    border-radius: 1px;
}

/* 移动端汉堡菜单按钮 */
.koperasi-mobile-menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    padding: 0.5rem;
    gap: 0.25rem;
    z-index: 1001;
}

.koperasi-mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--koperasi-neutral-700);
    border-radius: 2px;
    transition: all 0.3s ease;
}

.koperasi-mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.koperasi-mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.koperasi-mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* 移动端菜单 */
.koperasi-mobile-menu {
    display: none;
    position: fixed;
    top: 80px;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    border-top: 1px solid var(--koperasi-neutral-200);
    box-shadow: var(--koperasi-shadow-lg);
    z-index: 999;
    transform: translateY(-100%);
    transition: transform 0.3s ease;
}

.koperasi-mobile-menu.active {
    transform: translateY(0);
}

.koperasi-mobile-menu-content {
    padding: 2rem 1rem .1rem 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    max-height: calc(100vh - 80px);
    overflow-y: auto;
}


.koperasi-mobile-nav-link {
    text-decoration: none;
    color: var(--koperasi-neutral-700);
    font-weight: 500;
    font-size: 1.1rem;
    padding: 1rem 1.5rem;
    border-radius: 8px;
    transition: all 0.3s ease;
    text-align: center;
}

.koperasi-mobile-nav-link:hover,
.koperasi-mobile-nav-link.active {
    background: var(--koperasi-neutral-100);
    color: var(--koperasi-primary);
}

.koperasi-btn-primary {
    background: var(--koperasi-gradient-secondary);
    color: white;
    text-decoration: none;
    padding: 0.875rem 1.75rem;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    letter-spacing: -0.01em;
}

.koperasi-btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: var(--koperasi-shadow-lg);
}

.koperasi-hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: var(--koperasi-gradient-hero);
    overflow: hidden;
    padding-top: 80px;
}

.koperasi-hero-content {
    position: relative;
    z-index: 2;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6rem;
    align-items: center;
}

.koperasi-hero-text {
    color: white;
}

.koperasi-hero-badge {
    display: inline-flex;
    align-items: center;
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: 20px;
    padding: 0.5rem 1rem;
    margin-bottom: 2rem;
}

.koperasi-badge-text {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--koperasi-secondary);
    letter-spacing: -0.01em;
}

.koperasi-hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

.koperasi-hero-highlight {
    background: linear-gradient(135deg, #06b6d4 0%, #3b82f6 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.koperasi-hero-description {
    font-size: 1.2rem;
    line-height: 1.7;
    margin-bottom: 3rem;
    opacity: 0.9;
    color: var(--koperasi-neutral-300);
}

.koperasi-hero-stats {
    display: flex;
    gap: 3rem;
    margin-bottom: 3rem;
}

.koperasi-stat-item {
    text-align: left;
}

.koperasi-stat-number {
    font-size: 2rem;
    font-weight: 800;
    color: white;
    line-height: 1;
    margin-bottom: 0.5rem;
    letter-spacing: -0.02em;
}

.koperasi-stat-label {
    font-size: 0.875rem;
    color: var(--koperasi-neutral-400);
    font-weight: 500;
}

.koperasi-hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.koperasi-hero-image {
    max-width: 100%;
    height: auto;
    border-radius: 20px;
    box-shadow: var(--koperasi-shadow-xl);
}

.koperasi-timeline {
    padding: 8rem 0;
    background: var(--koperasi-neutral-50);
}

.koperasi-timeline-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

.koperasi-section-header {
    text-align: center;
    margin-bottom: 5rem;
}

.koperasi-section-badge {
    display: inline-block;
    background: var(--koperasi-gradient-secondary);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    letter-spacing: -0.01em;
}

.koperasi-section-title {
    font-size: 2.75rem;
    font-weight: 800;
    color: var(--koperasi-neutral-900);
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

.koperasi-section-description {
    font-size: 1.2rem;
    color: var(--koperasi-neutral-600);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.7;
}

.koperasi-timeline-container {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.koperasi-timeline-container::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--koperasi-gradient-secondary);
    transform: translateX(-50%);
}

.koperasi-timeline-item {
    display: flex;
    align-items: center;
    margin-bottom: 4rem;
    position: relative;
}

.koperasi-timeline-item:nth-child(odd) {
    flex-direction: row;
}

.koperasi-timeline-item:nth-child(even) {
    flex-direction: row-reverse;
}

.koperasi-timeline-year {
    background: var(--koperasi-gradient-secondary);
    color: white;
    padding: 1rem 1.5rem;
    border-radius: 12px;
    font-size: 1.2rem;
    font-weight: 700;
    font-family: 'JetBrains Mono', monospace;
    min-width: 120px;
    text-align: center;
    position: relative;
    z-index: 2;
}

.koperasi-timeline-content {
    flex: 1;
    background: white;
    padding: 2rem;
    border-radius: 16px;
    box-shadow: var(--koperasi-shadow-md);
    border: 1px solid var(--koperasi-neutral-200);
    margin: 0 2rem;
    position: relative;
}

.koperasi-timeline-content::before {
    content: '';
    position: absolute;
    top: 50%;
    width: 0;
    height: 0;
    border: 15px solid transparent;
}

.koperasi-timeline-item:nth-child(odd) .koperasi-timeline-content::before {
    right: -30px;
    border-left-color: white;
    transform: translateY(-50%);
}

.koperasi-timeline-item:nth-child(even) .koperasi-timeline-content::before {
    left: -30px;
    border-right-color: white;
    transform: translateY(-50%);
}

.koperasi-timeline-title {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--koperasi-neutral-900);
    margin-bottom: 0.75rem;
    letter-spacing: -0.01em;
}

.koperasi-timeline-description {
    color: var(--koperasi-neutral-600);
    line-height: 1.7;
}

.koperasi-values {
    padding: 8rem 0;
    background: white;
}

.koperasi-values-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6rem;
    align-items: center;
}

.koperasi-values-text {
    padding-right: 2rem;
}

.koperasi-values-list {
    margin-top: 2rem;
}

.koperasi-value-item {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 3rem;
    align-items: flex-start;
}

.koperasi-value-icon {
    width: 60px;
    height: 60px;
    background: var(--koperasi-gradient-accent);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.koperasi-value-icon i,
.koperasi-cert-icon i,
.koperasi-social-icon i,
.koperasi-subpage-icon i {
    color: white;
    font-size: 24px;
}

.koperasi-value-content {
    flex: 1;
}

.koperasi-value-title {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--koperasi-neutral-900);
    margin-bottom: 0.75rem;
    letter-spacing: -0.01em;
}

.koperasi-value-description {
    color: var(--koperasi-neutral-600);
    line-height: 1.7;
}

.koperasi-values-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.koperasi-values-image {
    max-width: 100%;
    height: auto;
    border-radius: 20px;
    box-shadow: var(--koperasi-shadow-lg);
}

.koperasi-team {
    padding: 8rem 0;
    background: var(--koperasi-neutral-50);
}

.koperasi-team-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

.koperasi-team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 3rem;
}

.koperasi-team-card {
    background: white;
    border-radius: 20px;
    padding: 2.5rem;
    text-align: center;
    box-shadow: var(--koperasi-shadow-md);
    border: 1px solid var(--koperasi-neutral-200);
    transition: all 0.3s ease;
}

.koperasi-team-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--koperasi-shadow-xl);
}

.koperasi-team-photo {
    width: 200px;
    height: 200px;
    margin: 0 auto 2rem;
    border-radius: 50%;
    overflow: hidden;
    border: 4px solid var(--koperasi-neutral-200);
}

.koperasi-team-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.koperasi-team-name {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--koperasi-neutral-900);
    margin-bottom: 0.5rem;
    letter-spacing: -0.01em;
}

.koperasi-team-position {
    color: var(--koperasi-secondary);
    font-weight: 600;
    font-size: 1rem;
    margin-bottom: 1rem;
}

.koperasi-team-description {
    color: var(--koperasi-neutral-600);
    line-height: 1.7;
}

.koperasi-certifications {
    padding: 8rem 0;
    background: white;
}

.koperasi-certifications-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

.koperasi-certifications-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.koperasi-cert-card {
    background: var(--koperasi-neutral-50);
    padding: 2.5rem;
    border-radius: 16px;
    text-align: center;
    border: 1px solid var(--koperasi-neutral-200);
    transition: all 0.3s ease;
}

.koperasi-cert-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--koperasi-shadow-lg);
    border-color: var(--koperasi-secondary);
}

.koperasi-cert-icon {
    width: 80px;
    height: 80px;
    background: var(--koperasi-gradient-secondary);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin: 0 auto 1.5rem;
}

.koperasi-cert-title {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--koperasi-neutral-900);
    margin-bottom: 1rem;
    letter-spacing: -0.01em;
}

.koperasi-cert-description {
    color: var(--koperasi-neutral-600);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.koperasi-cert-number {
    background: var(--koperasi-gradient-accent);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 12px;
    font-size: 0.875rem;
    font-weight: 600;
    font-family: 'JetBrains Mono', monospace;
}

.koperasi-social {
    padding: 8rem 0;
    background: var(--koperasi-neutral-50);
}

.koperasi-social-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

.koperasi-social-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.koperasi-social-card {
    background: white;
    padding: 2.5rem;
    border-radius: 16px;
    border: 1px solid var(--koperasi-neutral-200);
    transition: all 0.3s ease;
}

.koperasi-social-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--koperasi-shadow-xl);
    border-color: var(--koperasi-accent);
}

.koperasi-social-icon {
    width: 60px;
    height: 60px;
    background: var(--koperasi-gradient-accent);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.koperasi-social-title {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--koperasi-neutral-900);
    margin-bottom: 1rem;
    letter-spacing: -0.01em;
}

.koperasi-social-description {
    color: var(--koperasi-neutral-600);
    line-height: 1.7;
    margin-bottom: 2rem;
}

.koperasi-social-metric {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.koperasi-social-number {
    font-size: 2rem;
    font-weight: 800;
    color: var(--koperasi-accent);
    font-family: 'JetBrains Mono', monospace;
}

.koperasi-social-label {
    color: var(--koperasi-neutral-600);
    font-weight: 500;
}

.koperasi-subpages {
    padding: 8rem 0;
    background: white;
}

.koperasi-subpages-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

.koperasi-subpages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
}

.koperasi-subpage-card {
    background: var(--koperasi-gradient-primary);
    color: white;
    padding: 3rem;
    border-radius: 20px;
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.koperasi-subpage-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--koperasi-gradient-accent);
}

.koperasi-subpage-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--koperasi-shadow-2xl);
}

.koperasi-subpage-icon {
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin: 0 auto 2rem;
}

.koperasi-subpage-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    letter-spacing: -0.01em;
}

.koperasi-subpage-description {
    opacity: 0.9;
    line-height: 1.7;
    margin-bottom: 2rem;
}

.koperasi-subpage-link {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    text-decoration: none;
    padding: 1rem 2rem;
    border-radius: 12px;
    font-weight: 600;
    transition: all 0.3s ease;
    display: inline-block;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.koperasi-subpage-link:hover {
    background: white;
    color: var(--koperasi-primary);
    transform: translateY(-2px);
}

.koperasi-footer {
    background: var(--koperasi-neutral-900);
    color: white;
    padding: 4rem 0 2rem;
}

.koperasi-footer-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

.koperasi-footer-main {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 4rem;
    margin-bottom: 3rem;
}

.koperasi-footer-brand {
    max-width: 400px;
}

.koperasi-footer-description {
    color: var(--koperasi-neutral-400);
    line-height: 1.7;
    margin-top: 1rem;
}

.koperasi-footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.koperasi-footer-title {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: white;
}

.koperasi-footer-link {
    display: block;
    color: var(--koperasi-neutral-400);
    text-decoration: none;
    margin-bottom: 0.75rem;
    transition: all 0.3s ease;
    font-weight: 500;
}

.koperasi-footer-link:hover {
    color: white;
}

.koperasi-footer-bottom {
    border-top: 1px solid var(--koperasi-neutral-700);
    padding-top: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.koperasi-footer-info {
    color: var(--koperasi-neutral-400);
    font-size: 0.9rem;
}

.koperasi-footer-address {
    margin-bottom: 0.5rem;
}

.koperasi-footer-copyright {
    color: var(--koperasi-neutral-500);
    font-size: 0.9rem;
}

@media (max-width: 768px) {
    .koperasi-nav-content {
        padding: 0 1rem;
        height: 70px;
    }
    
    .koperasi-nav-menu {
        display: none;
    }
    
    .koperasi-mobile-menu-toggle {
        display: flex;
    }
    
    .koperasi-mobile-menu {
        display: block;
        top: 70px;
    }
    
    .koperasi-hero-content {
        grid-template-columns: 1fr;
        gap: 3rem;
        padding: 0 1rem;
        text-align: center;
    }
    
    .koperasi-hero-title {
        font-size: 2.5rem;
    }
    
    .koperasi-hero-stats {
        justify-content: center;
        gap: 2rem;
    }
    
    .koperasi-timeline-container::before {
        left: 2rem;
    }
    
    .koperasi-timeline-item {
        flex-direction: column !important;
        align-items: flex-start;
        padding-left: 4rem;
    }
    
    .koperasi-timeline-year {
        position: absolute;
        left: 0;
        top: 0;
        min-width: 80px;
        font-size: 1rem;
        padding: 0.75rem 1rem;
    }
    
    .koperasi-timeline-content {
        margin: 0;
        margin-top: 1rem;
    }
    
    .koperasi-timeline-content::before {
        display: none;
    }
    
    .koperasi-values-content {
        grid-template-columns: 1fr;
        gap: 3rem;
        padding: 0 1rem;
    }
    
    .koperasi-values-text {
        padding-right: 0;
    }
    
    .koperasi-team-grid {
        grid-template-columns: 1fr;
    }
    
    .koperasi-certifications-grid {
        grid-template-columns: 1fr;
    }
    
    .koperasi-social-grid {
        grid-template-columns: 1fr;
    }
    
    .koperasi-subpages-grid {
        grid-template-columns: 1fr;
    }
    
    .koperasi-footer-main {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .koperasi-footer-links {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .koperasi-footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}